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9997902714 = 2319299731177
BaseRepresentation
bin10010100111110101…
…11110001101111010
3221210202211002012010
421103322332031322
5130433430341324
64332025430350
7502520525262
oct112372761572
927722732163
109997902714
114270612318
121b3033b3b6
13c34434987
146abb787a2
153d7ae6829
hex253ebe37a

9997902714 has 64 divisors (see below), whose sum is σ = 21999196800. Its totient is φ = 3016839168.

The previous prime is 9997902703. The next prime is 9997902737. The reversal of 9997902714 is 4172097999.

It is a Harshad number since it is a multiple of its sum of digits (57).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 305094 + ... + 336270.

It is an arithmetic number, because the mean of its divisors is an integer number (343737450).

Almost surely, 29997902714 is an apocalyptic number.

9997902714 is the 53447-th nonagonal number.

9997902714 is an abundant number, since it is smaller than the sum of its proper divisors (12001294086).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

9997902714 is a wasteful number, since it uses less digits than its factorization.

9997902714 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31327.

The product of its (nonzero) digits is 2571912, while the sum is 57.

The square root of 9997902714 is about 99989.5130201163. The cubic root of 9997902714 is about 2154.2840639774.

The spelling of 9997902714 in words is "nine billion, nine hundred ninety-seven million, nine hundred two thousand, seven hundred fourteen".

Divisors: 1 2 3 6 19 29 38 57 58 87 97 114 174 194 291 551 582 1102 1653 1843 2813 3306 3686 5529 5626 8439 11058 16878 31177 53447 62354 93531 106894 160341 187062 320682 592363 904133 1184726 1777089 1808266 2712399 3024169 3554178 5424798 6048338 9072507 17178527 18145014 34357054 51535581 57459211 87700901 103071162 114918422 172377633 175401802 263102703 344755266 526205406 1666317119 3332634238 4998951357 9997902714